11.Chemical Effects Of Electric Current Flashcards
1
Q
Which bulb is used in tester
A
LED
It is glows even in a week current
2
Q
The longer lead of LED is always connected to
A
Positive terminal
3
Q
Whwt is electrods Electrode
A
A conductor dipped in a solution with its end connected to the terminal of a battery.is
4
Q
2 types of electrodes
A
Cathode and anode
Cathode -negative
Anode - positive
5
Q
Wha is electroplating
A
The process of depositing a layer of material on another material by means of electricity
6
Q
Which type of light used in traffic light
A
LED
less electricity consumption
7
Q
Wha is Static charge and dynamic charge
A
Static charge - do not move
Dynamic charge - moves - in home appliances
8
Q
Device to test whether an object is carrying char or not
A
Electroscop
